This is a 1960’s era, black and white film. The film is narrated. The 16mm Motion Picture Projector. Operating Techniques. The film follows a soldier through the process of setting up and breaking down the AQ2A1 model 16mm motion picture projector. The film opens with a man closely examining the components of a motion picture projector. The AQ2A motion picture projector :36. A close-up of the innards of the machine :53. AQ2A1 is used for the demonstration 1:25. The room is blacked out and the man prepares the room for projection. Seats are turned at a slight angle for better viewing 1:43. The stand for the projector is stabilized 1:55. The viewing screen is set up 2:18. The bottom of the screen is placed at the height of the heads of the audience 2:55. Instruction from the narrator: Make sure you have a full inventory of spare parts 3:12. The reel arms are attached to the projector 3:30. The rear take-up arm is installed in the same manner 3:54. Check that all switches are turned off before plugging the projector in 4:12. The external loudspeaker receptacle is located on the front of the projector and the speaker is connected 4:45. Power extension cords are looped together to keep them from disconnecting 5:15. The AC line is locked into the projector 5:35. Attach the ground wire to the receptacle before plugging in the projector 5:45. The power to the projector and the loudspeaker are turned on 6:00. The sound optical system synchronizes the sound with the picture 6:20. Should the exciter lamp burn out it can be easily removed and replaced and locked back into place 6:45. The loudspeaker is placed on a stand near the projection stand; never put it on the floor 7:10. Remove the projection lamp cover to clean 7:35. The reflector and condensing lens 7:54. Always use lens tissue with a soft circular motion 8:05. Replace the projection lamp and wipe that clean 8:30. The projection lens is cleaned 8:45. Grain alcohol can be used if there is grease on the lens 9:00. The aperture plate and pressure plate are taken out 9:59. A toothpick and aperture brush are used for cleaning 10:24. The aperture plate and pressure plates are replaced after cleaning 10:55. The projection image is centered and lowered 11:22. To adjust the tilt, adjust the knobs on the legs of the projector 11:40. Check to make sure that you have the right film 12:06. Measure your take-up reel to make sure it is the same size 12:30. The film takes a circuitous route through the machine; an animation demonstrates 12:50. The film is loaded into the machine 13:12. The film channel is opened 13:28. The pressure plate is snapped in place 13:41. The film is put over the sound drum 14:11. The film is attached to the take-up real 14:40. The man checks his threading of the film 15:00. An animation shows how the film runs through the machine 15:18. Proper threading is important at the point of the sound drum 15:40. The loop setter button is pressed 15:55. If technical problems arise reference 10 D1–2–9–1 16:10. A recap of the set-up procedures 16:38. In the event the film breaks in the middle of your showing, turn off the projector and keep calm. Open the film gate and remove the film from the sprockets, lift the broken end of the film and placed the new end under it 17:40. Check the take-up reel to make sure the film is snug and re-thread the film 17:55. The film loop setter knob is set 18:30. What you do to return the film tape at the end of the film is put it back in its case and place the unwound film in the proper can for returning to the library 19:15. If you want to watch the movie again you can rewind the film by hitting the reverse button on the projector after reattaching film 19:35. Be sure to disengage the rewind plunger 20:04. The end. Produced by United States Air Force.